a person is a noun that means a being that has certain capacities, such as reason, morality, consciousness, or self-consciousness, and being a part of a culturally established form of social relationships. When used as a noun, person can reference a living human being, an individual, or a particular human being with certain characteristics such as gender, nature, age, etc. It is also used to describe an unknown or generic individual (e.g., 'a person of means').
person should always be used as a count noun, never as a mass noun.
1. Each person has a unique set of skills and talents.
2. The store had a funny policy of only allowing one person in the premises at a time.
3. A special bond exists between a person and their pet.
person should never be used to describe an animated character or a non-human.